Weather vane



FIG. 1 is a perspective view of the weather vane of the invention showing my new design, with nonclaimed features to which the weather vane is attached being shown in broken lines for illustrative purposes only;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof; and,

FIG. 4 is a side elevational view of a second embodiment thereof. 

The ornamental design for a weather vane, as shown and described. 